Countermeasures

Countermeasures
Tradeable
Cannot be obtained from transmutation
📝 Update Infobox Data
Max Rank Description
Flares that distract enemy guided projectiles.
General Information
Type	Railjack (Battle, Slot 1)
Polarity	Universal
Rarity	Common
Max Rank	3
Endo Required To Max	70
Credits Required To Max	3,381
Base Capacity Cost	0
Trading Tax	2,000
Introduced	Update 27.0 (2019-12-13)
Vendor Sources
Official Drop Tables
https://www.warframe.com/droptables

Countermeasures is a Plexus Battle Defensive mod. It deploys flares to distract enemy projectiles.

Stats

Rank	No. of Flares	Duration	Energy Cost
0	3	10s	5
1	7	10s	5
2	11	10s	5
3	16	10s	5

Drop Locations

Mission Drop Tables

Mission Type	Source	Rotations or Drop Table	Chance	Quantity	Avg. per roll	Star Chart Nodes
Neptune Proxima Point of Interest	Neptune Proxima Point of Interest	A	8.7%	1	0.087	Arva Vector, Neptune Proxima Nu-gua Mines, Neptune Proxima Enkidu Ice Drifts, Neptune Proxima Mammon's Prospect, Neptune Proxima Brom Cluster, Neptune Proxima Sovereign Grasp, Neptune Proxima
Pluto Proxima Point of Interest	Pluto Proxima Point of Interest	A	8.7%	1	0.087	Khufu Envoy, Pluto Proxima Seven Sirens, Pluto Proxima Obol Crossing, Pluto Proxima Fenton's Field, Pluto Proxima Profit Margin, Pluto Proxima Peregrine Axis, Pluto Proxima
Saturn Proxima Point of Interest	Saturn Proxima Point of Interest	A	4.03%	1	0.0403	Lupal Pass, Saturn Proxima Nodo Gap, Saturn Proxima Mordo Cluster, Saturn Proxima Vand Cluster, Saturn Proxima Kasio's Rest, Saturn Proxima

Enemy Drop Tables

Enemy	Drop Table Chance	Item Chance	Chance	Expected Kills	Quantity	Avg. per roll attempt
Axio Gox	15%	69.81%	10.4715%	10	1	0.104715
Elite Exo Outrider	15%	51.52%	7.728%	13	1	0.07728
Elite Gyre Outrider	15%	72.41%	10.8615%	9	1	0.108615
Elite Kosma Outrider	15%	75.88%	11.382%	9	1	0.11382
Exo Outrider	15%	51.52%	7.728%	13	1	0.07728
Gyre Outrider	15%	72.41%	10.8615%	9	1	0.108615
Kosma Outrider	15%	75.88%	11.382%	9	1	0.11382
Orm Gox	15%	51.52%	7.728%	13	1	0.07728
Vorac Gox	15%	71.82%	10.773%	9	1	0.10773

Sourced from the official drop table repository. See Module:DropTables/data to edit on the wiki.

Notes

• Consecutive casts within 4 seconds will double the energy cost up to 8x after 4 uses (5/10/20/40).
• Energy cost and number of flares are not affected by Reactors or Warframe mods.
• Duration is affected by Ability Duration.

Patch History

Update 29.10 (2021-03-19)

• Existing Avionics were removed
• New Plexus mods introduced to replace functionality of avionics

Update 27.4 (2020-05-01)

• Initial use cost of 5 Flux Energy, double cost if used again within 4 secs up to a cap of 40 energy (5/10/20/40)

Update 27.0 (2019-12-13)

• Introduced.